Journal of clinical anesthesia
-
Randomized Controlled Trial
Supplementation of retrobulbar block with clonidine in vitreoretinal surgery: effect on postoperative pain.
To evaluate the effect of clonidine when added to local anesthetics on duration of postoperative analgesia during retrobulbar block. ⋯ The addition of clonidine 0.5 μg/kg to the local anesthetics of a retrobulbar block for vitreoretinal surgery decreases the frequency of postoperative pain and prolongs the time of analgesia.